op {
  name: "DestroyTemporaryVariable"
  input_arg {
    name: "ref"
    type_attr: "T"
    is_ref: true
  }
  output_arg {
    name: "value"
    type_attr: "T"
  }
  attr {
    name: "T"
    type: "type"
  }
  attr {
    name: "var_name"
    type: "string"
  }
}
